69 	int width;  in main()  local
75 	width = -1;  in main()
85 			if ((width = atoi(optarg)) <= 0)  in main()
90 			if (width == -1) {  in main()
93 					width = atoi(++p);  in main()
95 					width = atoi(argv[optind] + 1);  in main()
104 	if (width == -1)  in main()
105 		width = DEFLINEWIDTH;  in main()
108 		fold(width);  in main()
114 			fold(width);  in main()
130 fold(int width)  in fold()  argument
151 		if (col > width) {  in fold()